If a rocket is propelled upward from the ground at 98 m/sec, its height after t seconds is given by h = -4.9t² + 98t. During what interval of time will the rocket be higher than 445.9 m? Question...

If a rocket is propelled upward from the ground at 98 m/sec, its height after t seconds is given by h = -4.9t² + 98t. During what interval of time will the rocket be higher than 445.9 m? Question...

By factorizing the expression 3x^2+26x+51, find two factors of 32651.

Describe the graph of f(x) = a(x - h)^2 + k when a = 0. Is the graph the same as that of g(x) = ax^2 + bx + c when a = 0? Explain.

The lengths of three sides of a regular hexagon are (12x+9y) cm, (7x+6y+3) cm and (4x+5y+2) cm. Find, (a) the values of x and y (b) the perimeter of the figure

how can i put it in standard form if its not an equation

Answers: 1. 4a^2-a+6 2. 4a^2-a+4 3. 4a^2+7a+6 4. 4a^2+7a+4

need help by like 30 mins. full question: In a recent form captain election, Jono received 40 votes more than 40% of the votes. David received 10 votes more than 10% of the vote and Salah...

Simplify: -3a(square root -112a^-1b^5c^21) Find he x-intercepts and y-intercepts of each: f(x) = -2x^3+6x^2+9x g(x)=2x-1/2x^2&#...

6L of a 13% acid solution is needed for an experiment. To create this, a scientist must mix a 18% solution with a 10% solution. To the nearest liter, how much of the 10% solution is needed?

Please help

The variable Z is directly proportional to X, and inversely proportional to Y. When X is 6 and Y is 3, Z has the value 6. What is the value of Z when X = 10, and Y = 8

An anthropologist finds bone that her instruments measure it as 0.362% of the amount of Carbon-14 the bones would have contained when the person was alive. How long ago did the person die? The...

To rent a certain meeting room, a college charges a reservation fee of $44 and an additional fee of $9.40 per hour. The chemistry club wants to spend less than $119.20 on renting the meeting room...

Suppose that 20 percent of all aluminum cans are recycled each year. If 200,000 aluminum cans are released into the market, after how many years will 34,000 or fewer of these cans not yet be recycled...

Help I need this, i cant figure it out

You have a coupon for $200 off the price of a computer.When you arrive, you find that the computers are on sale for 20% off. Let x represent the original price of the computer, a. Use function...

The height H of the object after T seconds is given by the equation H=-16t^2+900 Find how many seconds pass before the object reaches the ground. Integer or decimal.

Suppose a nurse records the temperature of healthy men and women. The table represents the mean and standard deviations of the data. ...

The function C=5/9(F-32) converts degrees Fahrenheit F to degrees Celsius C. The function K=C+273 converts Celsius C to degrees Kelvin K. Find the composition of the function K with the function...

22.5 cm 30cm and 37.5cm

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